<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      .container {
        display: grid;
        grid-template-columns: 100px 100px 100px;
        grid-template-rows: 100px 100px 100px;
        grid-template-areas:
          "a . d"
          ". b b"
          "e c c";
      }
      .item1 {
        grid-area: a;
        background-color: red;
      }
      .item2 {
        grid-area: b;
        background-color: palegoldenrod;
      }
      .item3 {
        grid-area: c;
        background-color: gainsboro;
      }
      .item4 {
        grid-area: d;
        background-color: tan;
      }
      .item5 {
        grid-area: e;
        background-color: aqua;
      }
    </style>
  </head>
  <body>
    <div class="container">
      <div class="item1">1</div>
      <div class="item2">2</div>
      <div class="item3">3</div>
      <div class="item4">4</div>
      <div class="item5">5</div>
    </div>
  </body>
</html>
